Rocky mountain bighorn sheep female (Ovis canadensis) on a wintry mountain, Jasper National Park, UNESCO World Heritage Site, Alberta, Canada, North America

An adult female bighorn sheep (Ovis canadensis nelsoni), in a cave for shade in Grand Canyon National Park, Arizona, United States of America, North America

An adult female bighorn sheep (Ovis canadensis nelsoni), with two lambs in Grand Canyon National Park, Arizona, United States of America, North America

Bighorn Sheep ram (Ovis canadensis) courts a pair of ewes during the rut in the North Fork of the Shoshone River valley near Yellowstone National Park; Wyoming, United States of America